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/*
* Copyright (c) 2009-2010 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.asset;
import com.jme3.export.InputCapsule;
import com.jme3.export.JmeExporter;
import com.jme3.export.JmeImporter;
import com.jme3.export.OutputCapsule;
import com.jme3.texture.Texture.Type;
import com.jme3.texture.*;
import java.io.IOException;
import java.nio.ByteBuffer;
public class TextureKey extends AssetKey<Texture> {
private boolean generateMips;
private boolean flipY;
private boolean asCube;
private boolean asTexture3D;
private int anisotropy;
private Texture.Type textureTypeHint=Texture.Type.TwoDimensional;
public TextureKey(String name, boolean flipY) {
super(name);
this.flipY = flipY;
}
public TextureKey(String name) {
super(name);
this.flipY = true;
}
public TextureKey() {
}
@Override
public String toString() {
return name + (flipY ? " (Flipped)" : "") + (asCube ? " (Cube)" : "") + (generateMips ? " (Mipmaped)" : "");
}
/**
* Enable smart caching for textures
* @return true to enable smart cache
*/
@Override
public boolean useSmartCache() {
return true;
}
@Override
public Object createClonedInstance(Object asset) {
Texture tex = (Texture) asset;
return tex.createSimpleClone();
}
@Override
public Object postProcess(Object asset) {
Image img = (Image) asset;
if (img == null) {
return null;
}
Texture tex;
if (isAsCube()) {
if (isFlipY()) {
// also flip -y and +y image in cubemap
ByteBuffer pos_y = img.getData(2);
img.setData(2, img.getData(3));
img.setData(3, pos_y);
}
tex = new TextureCubeMap();
} else if (isAsTexture3D()) {
tex = new Texture3D();
} else {
tex = new Texture2D();
}
// enable mipmaps if image has them
// or generate them if requested by user
if (img.hasMipmaps() || isGenerateMips()) {
tex.setMinFilter(Texture.MinFilter.Trilinear);
}
tex.setAnisotropicFilter(getAnisotropy());
tex.setName(getName());
tex.setImage(img);
return tex;
}
public boolean isFlipY() {
return flipY;
}
public int getAnisotropy() {
return anisotropy;
}
public void setAnisotropy(int anisotropy) {
this.anisotropy = anisotropy;
}
public boolean isAsCube() {
return asCube;
}
public void setAsCube(boolean asCube) {
this.asCube = asCube;
}
public boolean isGenerateMips() {
return generateMips;
}
public void setGenerateMips(boolean generateMips) {
this.generateMips = generateMips;
}
public boolean isAsTexture3D() {
return asTexture3D;
}
public void setAsTexture3D(boolean asTexture3D) {
this.asTexture3D = asTexture3D;
}
@Override
public boolean equals(Object other) {
if (!(other instanceof TextureKey)) {
return false;
}
return super.equals(other) && isFlipY() == ((TextureKey) other).isFlipY();
}
public Type getTextureTypeHint() {
return textureTypeHint;
}
public void setTextureTypeHint(Type textureTypeHint) {
this.textureTypeHint = textureTypeHint;
}
public void write(JmeExporter ex) throws IOException {
super.write(ex);
OutputCapsule oc = ex.getCapsule(this);
oc.write(flipY, "flip_y", false);
oc.write(generateMips, "generate_mips", false);
oc.write(asCube, "as_cubemap", false);
oc.write(anisotropy, "anisotropy", 0);
}
@Override
public void read(JmeImporter im) throws IOException {
super.read(im);
InputCapsule ic = im.getCapsule(this);
flipY = ic.readBoolean("flip_y", false);
generateMips = ic.readBoolean("generate_mips", false);
asCube = ic.readBoolean("as_cubemap", false);
anisotropy = ic.readInt("anisotropy", 0);
}
}
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